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[SPARK-21805][SPARKR] Disable R vignettes code on Windows #19016

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felixcheung wants to merge 3 commits into from
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[SPARK-21805][SPARKR] Disable R vignettes code on Windows #19016

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ba65d6e
disable eval on windows
felixcheung Aug 6, 2017
7c75073
add support for no localappdata
felixcheung Aug 21, 2017
23f9d5e
fix description
felixcheung Aug 23, 2017
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6 changes: 5 additions & 1 deletion R/pkg/R/install.R
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Original file line number Diff line number Diff line change
Expand Up @@ -270,7 +270,11 @@ sparkCachePath <- function() {
if (is_windows()) {
winAppPath <- Sys.getenv("LOCALAPPDATA", unset = NA)
if (is.na(winAppPath)) {
stop(paste("%LOCALAPPDATA% not found.",
message("%LOCALAPPDATA% not found. Falling back to %USERPROFILE%.")
winAppPath <- Sys.getenv("USERPROFILE", unset = NA)
}
if (is.na(winAppPath)) {
stop(paste("%LOCALAPPDATA% and %USERPROFILE% not found.",
"Please define the environment variable",
"or restart and enter an installation path in localDir."))
} else {
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11 changes: 11 additions & 0 deletions R/pkg/vignettes/sparkr-vignettes.Rmd
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Expand Up @@ -27,6 +27,17 @@ vignette: >
limitations under the License.
-->

```{r setup, include=FALSE}
library(knitr)
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@shivaram shivaram Aug 23, 2017

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Just to clarify, the opt_hooks is provided by knitr ?

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@felixcheung felixcheung Aug 23, 2017

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yes!

opts_hooks$set(eval = function(options) {
# override eval to FALSE only on windows
if (.Platform$OS.type == "windows") {
options$eval = FALSE
}
options
})
```

## Overview

SparkR is an R package that provides a light-weight frontend to use Apache Spark from R. With Spark `r packageVersion("SparkR")`, SparkR provides a distributed data frame implementation that supports data processing operations like selection, filtering, aggregation etc. and distributed machine learning using [MLlib](http://spark.apache.org/mllib/).
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